Home / 710,666.65-1,065,883.21-255,163.59

Finding the Fourth Proportional to 710,666.65, 1,065,883.21 and 255,163.59

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Solution

The fourth proportional to 710,666.65, 1,065,883.21 and 255,163.59 is: 382,703.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,666.65 : 1,065,883.21 = 255,163.59 : x
  2. Step 2: Convert to fraction form
    710,666.65/1,065,883.21 = 255,163.59/x
  3. Step 3: Cross multiply
    710,666.65x = 1,065,883.21 × 255,163.59
  4. Step 4: Simplify right side
    710,666.65x = 271,974,586,596.07
  5. Step 5: Solve for x
    x = 271,974,586,596.07/710,666.65
  6. Step 6: Final answer
    x = 382,703.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.